Home / 5,352,438.40-7,383,005.16-3,175,440.28

Finding the Fourth Proportional to 5,352,438.40, 7,383,005.16 and 3,175,440.28

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Solution

The fourth proportional to 5,352,438.40, 7,383,005.16 and 3,175,440.28 is: 4,380,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,438.40 : 7,383,005.16 = 3,175,440.28 : x
  2. Step 2: Convert to fraction form
    5,352,438.40/7,383,005.16 = 3,175,440.28/x
  3. Step 3: Cross multiply
    5,352,438.40x = 7,383,005.16 × 3,175,440.28
  4. Step 4: Simplify right side
    5,352,438.40x = 23,444,291,972,511.84
  5. Step 5: Solve for x
    x = 23,444,291,972,511.84/5,352,438.40
  6. Step 6: Final answer
    x = 4,380,114.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.